## steffanie_0831 2 years ago How can you write the expression with rationalized denominator?

1. steffanie_0831

|dw:1356759829919:dw|

2. geekwannabe

Multiply top and bottom for $\sqrt{3} - \sqrt{6}$

3. LogicalApple

This is normally accomplished by multiplying by conjugate/conjugate. The conjugate of a + b is a - b.

4. steffanie_0831

|dw:1356759981331:dw| WHICH ONE?

5. LogicalApple

C is the correct choice

6. LogicalApple

Do you see why? When the multiplication is complete and everything is simplified, this is what you get.

7. steffanie_0831

yeah. i think i get it now thanks